Were there any specific changes in 1.59 from 1.58 that would lead to conflicts? It seems like using Adafruit library was fine before, I'm not sure what changed in teensyduino though
Replaced HardwareSerial with HardwareSerialIMXRT, now getting these errors that weren't there before. There seems to be definition conflicts in core_pins for MSBFIRST and LSBFIRST. Update: The errors are all solved when I use version 1.58 of...